Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 3 - Solving Inequalities - Common Core Cumulative Standards Review - Selected Response - Page 230: 27



Work Step by Step

(Slope-intercept form is y=mx+b) (Find slope m using $m=\frac{change in x}{change in y})$ $m=\frac{4-2}{2-1}=\frac{2}{1}=2$ (Plug the slope and given data into y=mx+b) y=mx+b $1=.5(2)+b$ $1=1+b$ $0=b$ (0 times b is 0, so the final equation is just y=0.5x).
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